feat: atomic revision-qualified annotations sync with ownership manifest (P5)

backend/src/workspaces/registry.ts

@@ -4,6 +4,7 @@ import { mkdir, readdir, readFile, rename, rm, writeFile } from "node:fs/promise
 import { isAbsolute, join } from "node:path";
 import { buildInstallationContract, renderWorkspaceDocs } from "./contracts.js";
 import { parseAnnotationsYaml } from "./annotations.js";
+import { syncAnnotations } from "./annotations-sync.js";
 import { assertCatalogMatchesDescriptor, parseWorkspaceCatalogYaml, type WorkspaceCatalog, type WorkspaceCatalogEntry } from "./catalog.js";
 import {
   GitWorkspaceRepository,
@@ -585,6 +586,15 @@ export class WorkspaceRegistry {
         const annotations = await this.repository.annotationsObject(safeHead, id);
         if (annotations !== undefined) {
           parseAnnotationsYaml(annotations.contents.toString("utf8"));
+          if (this.config.dataRoot !== undefined) {
+            syncAnnotations({
+              dataRoot: this.config.dataRoot,
+              workspaceId: id,
+              commit: safeHead,
+              blobId: annotations.blobId,
+              contents: annotations.contents,
+            });
+          }
         }
         const collection = workspace.semantic_index.vector_store.collection;
         const owner = collectionOwners.get(collection);